I recently performed this small feat by not following the Haynes Manual instructions. For the driver\’s side valve cover removal the manual descibed removing the serpentine belt and the alternator in order that the valve cover could be moved forward for removal. I noticed the cover for the wiper motor at the firewall and with […]

In front of the water pump pulley on 1988 and later L98s resides a rather large 10lb steel disk, lovingly refered to as the “frisbee”. There has been much debate on the Forum about it’s purpose and the benefits/risks of removing it. During a Q & A session at Corvettes at Carlisle 2001, I posed […]

Before beginning familiarize yourself with any wiring diagrams of your starter circuit that you may have. On the existing solenoid (mounted to the starter) there are typically three (3) terminals. Depending on the year of your vehicle, either all or only two (2) will be used. Typically, non-HEI equipped vehicles will use all three terminals, […]

Ingredients / tools needed: – 1.69 Quarts of M1 Synthetic Gear Oil (GM equivalent 12378261) SEA 75W-90 (Z06 3.42′s, other gears may vary slightly) – 4 oz. of limited slip additive (EQUA TORQUE) or GM part #1052358 – A big ‘ole Hex Key, like 1/4″ I think it was .. – Some rags and a […]

I have a 1992 LT1 that had a very random start problem. Fuel Pressure was Ok, Spark to plugs was fine, no error codes were set in ECM. Once the car started it ran fine. Finally took a #47 (12Volt) bulb and put it across the fuel injector wires. Found that when the car was […]